From Sega Retro
|Headquarters: Tokyo, Japan|
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Opera House is a Japanese game developer.
- note: this list is incomplete
- 中華大戦 (1991? Cloud Master? but this isn't 1991... and the last kanji doesn't match... and I'm sure M5 is Mega Drive)
- Double Hawk (1990)
- Rastan Saga II (1990)
- Master of Monsters (1991)
- Two Crude Dudes (1991) (?)
- "Avengers" (アベンジャーズ) (Captain America and the Avengers? (this is what GDRI thinks it is); 1992?)
- Official website (Japanese)